Alberta Canada Axle Weight Limits
Axle Weight Regulations By Province
Maximum Legal Weight Allowed
- Tractor Semi-Trailer
| WEIGHT | LIMIT |
| Steering Axle | Maximum 6000 kg |
| Single Axle: | |
| Single tires | Maximum 7300 kg |
| Super single tires | Maximum 7700 kg * |
| Dual tires | Maximum 9100 kg |
| Tandem Axle: | |
| Single tires | Maximum 13,600 kg |
| Super single tires | Maximum 15,400 kg * |
| Dual tires | Maximum 17,000 kg |
| Tridem Axle: | |
| Single and super single tires | Maximum 19,000 kg ** |
| Dual tires with axle spread from 2.4 m to less than 3.0 m | Maximum 21,000 kg ** |
| Dual tires with axle spread from 3.0 m to 3.7 m | Maximum 24,000 kg ** |
| Gross Vehicle Weight Limits | |
| See Weight Calculator | Cannot exceed the sum of the maximum
legal axle weights and is subject to minimum interaxle spacing. |
* Super single tires require “New Generation, Wide Base” tires with a minimum tire width of 445 mm. Available by permit only. Super single tires do not apply to the steering axle.
** These weights for tridem axles apply to provincial highways only. The maximum weight for a tridem axle on a municipal road is 17,000 kg. Permits may be available to achieve heavier weights.
- A-Train
| WEIGHT | LIMIT |
| Steering Axle | Maximum 6000 kg |
| Single Axle: | |
| Single tires | Maximum 7300 kg |
| Super single tires | Maximum 7700 kg |
| Dual tires | Maximum 9100 kg |
| Tandem Axle: | |
| Single tires | Maximum 13,600 kg |
| Super single tires | Maximum 15,400 kg |
| Dual tires | Maximum 17,000 kg |
| Weight Restriction 1:
Combined axle weight of lead semi-trailer axle plus weight of converter dolly axle |
If Dimension “A” is less than 3 metres, the combined weight is limited to a maximum of
17,000 kg for a two axle group or 23,000 kg for a three axle group. |
| Weight Restriction 2:
Sum of axle weights of full trailer. |
The weight of the second trailer must not exceed the weight of the tractor drive axle(s) plus the weight of the axle(s) on the first semitrailer. |
| Gross Vehicle Weight Limits | |
| See Weight Calculator | Cannot exceed the sum of the maximum legal axle weights to a maximum of 53,500 kg. |
- B-Train
| WEIGHT | LIMIT |
| Steering Axle | Maximum 6000 kg |
| Single Axle | |
| Single tires | Maximum 7300 kg |
| Super single tires | Maximum 7700 kg * |
| Dual tires | Maximum 9100 kg |
| Tandem Axle: | |
| Single tires | Maximum 13,600 kg |
| Super single tires | Maximum 15,400 kg * |
| Dual tires | Maximum 17,000 kg |
| Tridem Axle: | |
| Single and super single tires | Maximum 19,000 kg ** |
| Dual tires with axle spread 2.4 m to less than 3.0 m | Maximum 21,000 kg ** |
| Dual tires with axle spread 3.0 m to 3.1 m | Maximum 24,000 kg ** |
| Gross Vehicle Weight Limits | |
| See weight calculator | Maximum GVW of 63,500 kg ** |
** The weights for tridem axles and the GVW apply to provincial highways only. The maximum weight for a tridem axle on a municipal road is 17,000 kg and the maximum GVW is 53,500 kg. Permits may be available to achieve heavier weights.
- C-Train
| WEIGHT | LIMIT |
| Steering Axle | Maximum 6000 kg |
| Single Axle | |
| Single tires | Maximum 7300 kg |
| Super single tires | Maximum 7700 kg * |
| Dual tires | Maximum 9100 kg |
| Tandem Axle: | |
| Single tires | Maximum 13,600 kg |
| Super single tires | Maximum 15,400 kg * |
| Dual tires | Maximum 17,000 kg |
| WeightRestriction 1:
Combined axle weight of lead semi-trailer axle plus weight of converter dolly axle |
If Dimension “A” is less than 3 metres, the combined weight is limited to a maximum of
17,000 kg for a two axle group or 23,000 kg for a three axle group. |
| WeightRestriction 2:
Sum of axle weights of full trailer. |
The weight of the second trailer must not exceed the weight of the tractor drive axle(s) plus the weight of the axle(s) on the first semitrailer. |
| Gross Vehicle Weight Limits | |
| See Weight Calculator | Cannot exceed the sum of the maximum legal axle weights to a maximum of 60,500 kg. ** |
- Truck
| WEIGHT | LIMIT |
| Steering Axle | Maximum 7300 kg |
| Single Drive Axle | |
| Single tires | Maximum 7300 kg |
| Super single tires | Maximum 7700 kg * |
| Dual tires | Maximum 9100 kg |
| Tandem Drive Axle: | |
| Single tires | Maximum 13,600 kg |
| Super single tires | Maximum 15,400 kg * |
| Dual tires | Maximum 17,000 kg |
| Gross Vehicle Weight Limits | |
| See Weight Calculator | Cannot exceed the sum of the maximum legal axle weights and is subject to minimum interaxle spacing. |
- Truck And Pony-Trailer
| WEIGHT | LIMIT |
| Steering Axle | Maximum 7300 kg |
| Single Axle | |
| Single tires | Maximum 7300 kg |
| Super single tires | Maximum 7700 kg * |
| Dual tires | Maximum 9100 kg |
| Tandem Axle: | |
| Single tires | Maximum 13,600 kg |
| Super single tires | Maximum 15,400 kg * |
| Dual tires | Maximum 17,000 kg |
| Tridem Axle: | |
| Single and super single tires | Maximum 19,000 kg *** |
| Dual tires with axle spread 2.4 m to less than 2.5 m | Maximum 21,000 kg ** *** |
| Gross Vehicle Weight Limits | |
| See Weight Calculator | Cannot exceed the sum of the maximum legal axle weights and is subject to minimum interaxle spacing. |
- Truck and Full Trailer
| WEIGHT | LIMIT |
| Steering Axle | Maximum 7300 kg |
| Single Axle | |
| Single tires | Maximum 7300 kg |
| Super single tires | Maximum 7700 kg * |
| Dual tires | Maximum 9100 kg |
| Tandem Axle: | |
| Single tires | Maximum 13,600 kg |
| Super single tires | Maximum 15,400 kg * |
| Dual tires | Maximum 17,000 kg |
| Weight Restriction 1:
Sum of axle weights of full trailer. |
Maximum 31,000 kg |
| Gross Vehicle Weight Limits | |
| See Weight Calculator | Cannot exceed the sum of the maximum legal axle weights up to a maximum of 55,300 kg** |
Maximum Permit Weight Allowed
Maximum Allowable Registered Gross Vehicle Weight (GVW) – 63,500 kg
Source: http://www.transportation.alberta.ca/4777.htm
Source: http://www.qp.alberta.ca/1266.cfm?page=2002_315.cfm&leg_type=Regs&isbncln=9780779734542
Source: http://www.transportation.alberta.ca/Content/docType276/Production/Max_GVW_Chart.pdf
Source: Oversize.io
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Below is a list of states and their axle weight limits
Click on the states below for links to the state's guidelines for for axle weight limits for commercial vehicles / heavy haul shipping. These regulations are subject to change for each state. If something doesn't look correct, give us a shout and let us know so we can property update the page.
UNITED STATES OF AMERICA
Massachusetts
New Hampshire
North Carolina
South Carolina
West Virginia
CANADA
